Exam Questions and CORRECT Answers
What makes up an atom? - CORRECT ANSWER - Protons, Neutrons, electrons
Mass number = X+Y - CORRECT ANSWER - Number of Protons , Number of Neutrons
List the chemical bonds, strongest to weakest. (5) - CORRECT ANSWER - Covalent-
>Ionic->Hydrogen->Hydrophobic->Van der waals
Define electronegativity - CORRECT ANSWER - Attraction force that an atomic nucleus
exerts on electrons
What makes up an ion? - CORRECT ANSWER - Cation, Anions
What is a complex ion? - CORRECT ANSWER - Covalently bonded atom that carries a
charge
Polar =? - CORRECT ANSWER - Hydrophillic
Non-polar=? - CORRECT ANSWER - Hydrophobic
What does Acid do? - CORRECT ANSWER - Releases H+ (protons)
What does Base do? - CORRECT ANSWER - Accepts H+ ions
What are Living organisms made out of? - CORRECT ANSWER - Proteins,
Carbohydrates, Lipids, Nucleic Acid